bump
习惯用语a bump on a log1.■[美口]呆头呆脑的人, 乏味的伴侣bump into1.■意外碰到; 偶然遇到(one's) bump of locality1.■辨别方位的能力bump off1.■[俚]杀死, 干掉; 用力推开bump up1.■突然增加; 提高bumped up1.■[口]骤然升到高位的; 担任有名无实职位的特殊用法coal bump1.■【采矿】煤尘[煤炭]突出hood bump1.■发动机罩挡; 车篷挡pressure bump1.■【采矿】受压突出rock bump1.■【采矿】岩石突出shock bump1.■【采矿】冲击突出